Vulnerability-Lookup

CVE-2026-72741 (GCVE-0-2026-72741)

Vulnerability from cvelistv5 – Published: 2026-08-13 17:59 – Updated: 2026-08-18 01:31 X_Open Source

Title

Rainbond 6.9.7 Region API Cross-Enterprise IDOR via Tenant Access

Summary

Rainbond through 6.9.7 contains a broken access control vulnerability in the CheckToken function that allows authenticated attackers to access unauthorized enterprise resources by substituting another enterprise's tenant name in URL paths. Attackers can use any valid API token to bypass enterprise ID verification and access or modify another enterprise's services, plugins, environment variables, and certificates.

Severity

8.6 (High)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

8.1 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

SSVC

Exploitation: poc Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-18 01:30 UTC

CWE

CWE-639 - Authorization Bypass Through User-Controlled Key

Assigner

VulnCheck mitre root

References

2 references

URL	Tags
https://github.com/goodrain/rainbond/issues/2665	technical-descriptionexploitissue-tracking
https://www.vulncheck.com/advisories/rainbond-reg…	third-party-advisory

Impacted products

1 product

Vendor	Product	Version	CPE status
goodrain	rainbond	Affected: 0 , ≤ 6.9.7 (semver)	guessed

Date Public

2026-08-03 00:00

Credits

George Chen

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-72741

Vulnerability from fkie_nvd - Published: 2026-08-13 18:18 - Updated: 2026-08-18 02:17

Severity

8.1 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Summary

References

	URL	Tags
	disclosure@vulncheck.com	https://github.com/goodrain/rainbond/issues/2665
	disclosure@vulncheck.com	https://www.vulncheck.com/advisories/rainbond-region-api-cross-enterprise-idor-via-tenant-access

Impacted products

	Vendor	Product	Version

JSON

To clipboard

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          "defaultStatus": "affected",
          "packageURL": "pkg:golang/github.com/goodrain/rainbond",
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GHSA-5XHP-2V8R-M7WH

Vulnerability from github – Published: 2026-08-13 18:31 – Updated: 2026-08-13 18:31

Details

Severity

8.1 (High)


                  
                    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

8.6 (High)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Show details on source website

JSON

To clipboard

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  "affected": [],
  "aliases": [
    "CVE-2026-72741"
  ],
  "database_specific": {
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      "CWE-639"
    ],
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    "github_reviewed_at": null,
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  },
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  "id": "GHSA-5xhp-2v8r-m7wh",
  "modified": "2026-08-13T18:31:41Z",
  "published": "2026-08-13T18:31:41Z",
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    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-72741"
    },
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      "type": "WEB",
      "url": "https://github.com/goodrain/rainbond/issues/2665"
    },
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      "type": "WEB",
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    }
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  "schema_version": "1.4.0",
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      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

CVE-2026-72741 (GCVE-0-2026-72741)

FKIE_CVE-2026-72741

GHSA-5XHP-2V8R-M7WH

Tags

Sightings

Nomenclature